A circular, single or multipiece, rigid, metallic or nonmetallic item having a centrally located hole with a sharp edge on the inside periphery. It is supplied in various cross-sectional shapes and is designed to be installed in a cylinder, shock strut, or similar device to remove excess oil, dirt, ice, and/or foreign material from a piston, ram, or sliding rod. Excludes packing, preformed; ring, piston; and seal ring, metal.
Classification: Parts of linear acting hydraulic power engines and motors
NSN 6320-01-512-2031
NSN 5990-01-411-8548
NSN 5996-01-228-5334
NSN 6145-01-294-2303
NSN 2925-00-549-6759
NSN 5835-01-088-4676
NSN 6610-00-913-7069
NSN 5905-00-990-3290
NSN 6645-01-515-9951
NSN 6320-01-341-9126
NSN 6610-01-508-3125
NSN 5895-01-488-9253